feat: Adds PlayerDeathEvent and CreatureDeathEvent using code generated events (#1927)

### Summary
- Adds [Code Generated Events](https://github.com/modernuo/CodeGeneratedEvents)
- Removes EventSink.PlayerDeath
- Adds `PlayerDeathEvent` and `CreatureDeathEvent` using code generated events

> [!Important]
> **Developer Note**
> Use `[OnEvent(nameof(PlayerMobile.PlayerDeathEvent))]` instead of `EventSink.PlayerDeath` delegate
> Check this commit for examples of how to use this.

Projects/UOContent/Skills/Stealing.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using ModernUO.CodeGeneratedEvents;
 using Server.Engines.ConPVP;
 using Server.Engines.Stealables;
 using Server.Factions;
@@ -465,10 +466,13 @@ namespace Server.SkillHandlers
             return false;
         }
 
-        public static void ReturnOnDeath(Mobile killed, Container corpse)
+        [OnEvent(nameof(PlayerMobile.PlayerDeathEvent))]
+        public static void ReturnOnDeath(Mobile killed)
         {
             Clean();
 
+            var corpse = killed.Corpse;
+
             foreach (var si in m_Queue)
             {
                 if (si.Stolen.RootParent == corpse && si.Victim != null && !si.IsExpired)